#include "string.h"

int main()
{
	txp::string s1("hello world");
	cout << s1.c_str() << endl;

	txp::string s2("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx");
	cout << s2.c_str() << endl;

	s1 = s2;
	cout << s1.c_str() << endl;

	s2 = s2;

	return 0;
}